US 12,403,238 B2
Dressing design incorporating formed 3D textile for the delivery of therapeutic negative pressure and compressive forces to a treatment site
Christopher Brian Locke, Bournemouth (GB); and Timothy Mark Robinson, Shillingstone (GB)
Assigned to KCI Manufacturing Unlimited Company, Westmeath (IE)
Filed by 3M Innovative Properties Company, St Paul, MN (US)
Filed on Oct. 26, 2023, as Appl. No. 18/384,184.
Application 18/384,184 is a continuation of application No. 17/081,261, filed on Oct. 27, 2020, granted, now 11,833,290.
Claims priority of provisional application 62/929,197, filed on Nov. 1, 2019.
Prior Publication US 2024/0050640 A1, Feb. 15, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. A61M 1/00 (2006.01); A61F 13/05 (2024.01)
CPC A61M 1/90 (2021.05) [A61F 13/05 (2024.01)] 16 Claims
OG exemplary drawing
 
1. A compressive layer for treating a treatment area proximate to a joint with negative pressure, the compressive layer comprising:
a first elongated portion including a first end and a second end;
a second elongated portion spaced from the first elongated portion and including a first end and a second end;
a central portion extending between the first elongated portion and the second elongated portion; and
a plurality of channels formed in at least one of the first end and the second end of the first elongated portion and at least one of the first end and the second end of the second elongated portion; and
a plurality of ribs formed between adjacent channels of the plurality of channels, wherein a width of adjacent ribs of the plurality of ribs is graduated in a laterally inward direction.